Shingle



UNHED stares rAraNJr/orriba JOSEPH SVVEOTSIR, OF BIDDEFORD, MAINE.

SHINGLE.

Specification of Letters Patent No. 25,288, dated August 30, 1859.

To all whoin it may concern:

Be itknoWn that I, JOSEPH SwEoTsIR, of Biddeford, in the county of York, in the State' ofvMaine, have invented a. ne1 and Improved Mode of Increasing the Durability of Shingles; and\I do hereby declare To enable others skilled in the art to use my invention, I will proceed to describe my mode of preparing. the shingles.

Tit-h a. machine or tools made for the purpose I gouge out small grooves or flutes from the 'butt end of the shingleeto within a few inches of the point or thin end, always on the side'of the shingle to be laid d own and sometimes on the upper side also of sawed shingles to carry olf wafer'more rapidly Ain and after rains.

What I claim as my invention and desire to secure by Letters Patent is- This luting of the shingles.

JOSEPH SIVEOTSIR.

` lVitnesses: f

H. FAIRFIELD, E. STILES. 

